HP A5120 EI Series User Manual

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all: Displays information of all neighbors, including neighbors acquired dynamically and configured
statically.
dynamic: Displays information of all neighbors acquired dynamically.
static: Displays information of all neighbors configured statically.
slot slot-number: Displays information of the neighbors of a specified device in an IRF. If no IRF is formed,
the neighbors of only the current device are displayed. The slot-number argument indicates the member ID
of the device.
If the switch does not support IRF, the slot-number argument must be 1.
interface interface-type interface-number: Displays information of the neighbors of a specified interface.
vlan vlan-id: Displays information of the neighbors of a specified VLAN whose ID ranges from 1 to 4094.
|: Filters command output by specifying a regular expression. For more information about regular
expressions, see the Fundamentals Configuration Guide.
begin: Displays the first line that matches the specified regular expression and all lines that follow.
exclude: Displays all lines that do not match the specified regular expression.
include: Displays all lines that match the specified regular expression.
regular-expression: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.
Description
Use the display ipv6 neighbors command to display neighbor information.
You can use the reset ipv6 neighbors command to clear specific IPv6 neighbor information.
Related commands: ipv6 neighbor, reset ipv6 neighbors.
Examples
# Display all neighbor information.
<Sysname> display ipv6 neighbors all
Type: S-Static D-Dynamic
IPv6 Address Link-layer VID Interface State T Age
FE80::200:5EFF:FE32:B800 0000-5e32-b800 N/A GE1/0/1 REACH S -
Table 35 Output description
Field
Description
IPv6 Address
IPv6 address of a neighbor
Link-layer
Link layer address (MAC address) of a neighbor
VID
VLAN to which the interface connected with a neighbor belongs
Interface
Interface connected with a neighbor

HP A5120 EI Series Specifications

General

Uplink Ports	4 x SFP
Stacking	No
Management	CLI, Web, SNMP
Routing Protocols	RIP, OSPF
Power Supply	AC
MAC Address Table Size	16K
Dimensions	440 x 430 x 44 mm
Operating Temperature	0°C to 45°C
Operating Humidity	10% to 90% non-condensing
Model	HP A5120-24G EI Switch (JG234A)
VLANs	4094

Summary

Gratuitous ARP configuration commands

gratuitous-arp-learning enable

Enables learning of gratuitous ARP packets.

gratuitous-arp-sending enable

Enables switch to send gratuitous ARP packets upon receiving requests.

IP addressing configuration commands

display ip interface

Displays IP configuration information for a Layer 3 interface.

ip address

Assigns an IP address and mask to an interface.

DHCP server configuration commands

dhcp enable

Enables the DHCP server.

dhcp server ip-pool

Creates a DHCP address pool and enters its view.

display dhcp server statistics

Displays the statistics of the DHCP server.

DHCP snooping configuration commands

dhcp-snooping

Enables DHCP snooping.

display dhcp-snooping trust

Displays information about trusted ports.

IPv4 DNS configuration commands

display dns server

Displays the IPv4 DNS server information.

dns server

Specifies a DNS server.

IP performance optimization configuration commands

display fib

Displays FIB entries.

display ip statistics

Displays statistics of IP packets.

IPv6 basics configuration commands

display ipv6 interface

Displays the IPv6 information of an interface.

ipv6 address

Configures an IPv6 global unicast address for an interface.

DHCPv6 configuration commands

display ipv6 dhcp pool

Displays DHCPv6 address pool information.

ipv6 dhcp server enable

Enables the DHCPv6 server.

DHCPv6 relay agent configuration commands

display ipv6 dhcp relay server-address

Displays information about DHCPv6 server addresses on the relay agent.

ipv6 dhcp relay server-address

Enables DHCPv6 relay agent and specifies a DHCPv6 server.

DHCPv6 client configuration commands

display ipv6 dhcp client

Displays DHCPv6 client information.

DHCPv6 snooping configuration commands

ipv6 dhcp snooping enable

Enables DHCPv6 snooping globally.

ipv6 dhcp snooping trust

Configures a DHCPv6 trusted port.